<template>
  <div class="box">
    <!-- 插值表达式 -->
    <h1>{{ message }}</h1>
    <h1>{{ flag ? 'Welcome to study Vue3 Vite!' : 'bye' }}</h1>
    <h1>{{ count + 10086 }}</h1>
  </div>
</template>

//语法糖
<script setup>
import { ref, reactive } from 'vue'

let message = ref('Hello Sunbingjian!')
let flag = ref(true)
let count = ref(0)
</script>

<style scoped></style>
